21
21
21
21
12
21
20
21
15
16
21
17
21
16
21
21
21
21
21
21
21
20
21
21
20
21
21
21
14
20
21
20
21
21
12
21
21
20
17
21
21
21
21
21
20
17
16
17
21
21
21
21
21
21
20
16
14
20
21
20
20
21
15
21
21
20
20
20
16
21
21
20
20
21
20
21
17
21
21
HD
20
21
16
21
21
21
21
21
20
17
21
21
20
21
21
21
21
21
21
21
21